—You didn’t take the high-speed train with the leading letter "G" to Shanghai?
— . I still took the "D" train, which saved me more than 50 yuan．
| A．Yes, I didn’t | B．No, I did |
| C．Yes, I did | D．No, I didn’t |
A good plan must be _______, so that it can adapt to some necessary changes.
| A．flexible | B．convenient | C．specific | D．considerate |
In a Han Dynasty tomb, they found some precious jars and vases, _______ are valuable.
| A．even the pieces of them | B．which even pieces |
| C．even the pieces of which | D．that even pieces |
I cannot _______ that all of the students will enjoy your classes. After all, students’ tastes vary.
| A．appoint | B．subscribe | C．guarantee | D．evaluate |
_______no doubt that a green campus plays an important role in the growth of students, both physically and mentally.
| A．It is | B．There has | C．There is | D．It has |
How nice it _______ if I _______ an elder brother like you!
| A．was; had | B．would be; had had | C．would have been; had | D．would be; had |